123385432842

Names of 123385432842

• Cardinal: 123385432842 can be written as One hundred twenty-three billion, three hundred eighty-five million, four hundred thirty-two thousand, eight hundred forty-two.

Scientific notation

• Scientific notation: 1.23385432842 × 10¹¹

Factors of 123385432842

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 130

Divisors of 123385432842

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 6 7 9 14 18 21 27 29 42 49 54 58 63 87 89 98 126 147 174 178 189 203 261 267 294 343 378 406 441 522 534 609 623 686 783 801 841 882 1029 1218 1246 1323 1421 1566 1602 1682 1827 1869 2058 2403 2523 2581 2646 2842 3087 3654 3738 4263 4361 4806 5046 5162 5481 5607 5887 6174 7569 7743 7921 8526 8722 9261 9947 10962 11214 11774 12789 13083 15138 15486 15842 16821 17661 18067 18522 19894 22707 23229 23763 25578 26166 29841 30527 33642 35322 36134 38367 39249 41209 45414 46458 47526 52983 54201 55447 59682 61054 69687 71289 74849 76734 78498 82418 89523 91581 105966 108402 110894 117747 123627 126469 139374 142578 149698 158949 162603 166341 179046 183162 213867 224547 229709 235494 247254 252938 268569 274743 288463 317898 325206 332682 370881 379407 388129 427734 449094 459418 487809 499023 523943 537138 549486 576926 673641 689127 741762 758814 776258 824229 865389 885283 975618 998046 1047886 1112643 1138221 1164387 1347282 1378254 1497069 1571829 1607963 1648458 1730778 1770566 2020923 2067381 2225286 2276442 2328774 2596167 2655849 2716903 2994138 3143658 3215926 3414663 3493161 3667601 4041846 4134762 4715487 4823889 5192334 5311698 5433806 6202143 6661561 6829326 6986322 7335202 7788501 7967547 8150709 9430974 9647778 10479483 11002803 11255741 12404286 13323122 14146461 14471667 15577002 15935094 16301418 19984683 20958966 22005606 22511482 23902641 24452127 25673207 28292922 28943334 33008409 33767223 39969366 43415001 46630927 47805282 48904254 51346414 59954049 66016818 67534446 73356381 77019621 78790187 86830002 93261854 99025227 101301669 119908098 139892781 146712762 154039242 157580374 179862147 198050454 202603338 231058863 236370561 279785562 303905007 326416489 359724294 419678343 462117726 472741122 607810014 652832978 693176589 709111683 839356686 979249467 1259035029 1386353178 1418223366 1958498934 2127335049 2284915423 2518070058 2937748401 4254670098 4569830846 5875496802 6854746269 8813245203 13709492538 17626490406 20564238807 41128477614 61692716421 123385432842
• Sum of all divisors σ(n): 334923888000
• Sum of proper divisors (its aliquot sum) s(n): 211538455158
• 123385432842 is an abundant number, because the sum of its proper divisors (211538455158) is greater than itself. Its abundance is 88153022316

Bases of 123385432842

• Binary: 1110010111010010110000100101100001010₂
• Hexadecimal: 0x1CBA584B0A
• Base-36: 1KOKI1AI

Squares and roots of 123385432842

• 123385432842 squared (123385432842²) is 15223965037607692196964
• 123385432842 cubed (123385432842³) is 1878415515736699909911109058291688
• The square root of 123385432842 is 351262.6265944045
• The cube root of 123385432842 is 4978.3790798155

Scales and comparisons

• 123,385,432,842 seconds is equal to 3,923 years, 14 weeks, 2 days, 3 hours, 20 minutes, 42 seconds.
• To count from 1 to 123,385,432,842 would take you about seven thousand, eight hundred forty-six years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 123385432842 cubic inches would be around 414.9 feet tall.

Recreational maths with 123385432842

• 123385432842 backwards is 248234583321
• The number of decimal digits it has is: 12
• The sum of 123385432842's digits is 45
• More coming soon!